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Siemens HED41B025 Molded Case Circuit Breaker

  • 25A
  • 1 Pole
  • Bolt-On
Siemens HED41B025
Molded Case Circuit Breaker
Brand Siemens
SKU HED41B025
Select Item Condition
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  • 25A
  • 1 Pole
  • Bolt-On

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Siemens HED41B025 1 Pole Circuit Breaker

Siemens HED41B025 - 25A 1 Pole Molded Case Circuit Breaker

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$374.10 In Stock

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Description

Delivering high interrupting capacity for commercial systems, this 25-amp bolt-on circuit breaker ensures dependable overcurrent protection. It mounts into Siemens Sentron panelboards and SB switchboards, utilizing a secure bolted connection for demanding environments. The unit achieves a 65kAIC rating at 277VAC and includes load side lugs for standard wire terminations. For modern panel upgrades, Siemens designates the 3VA5125-6EC11-0AA0 as the recommended replacement with a strap kit.

Specifications

Key specifications
Brand Siemens
Part Number HED41B025
Series HED4
Amperage 25A
Poles 1
Mounting Style Bolt-On
Voltage 120VAC, 240VAC, 277VAC, 125VDC
Phase 1
AIC Rating 100kA @ 120VAC, 65kA @ 240VAC, 65kA @ 277VAC, 30kA @ 125VDC
Fit and installation
Frame Type HED
Terminal Type Lugs
For Use With Siemens Sentron Panelboards, SB Switchboards
Wire Gauge 14-10 AWG (Cu), 12-10 AWG (Al)
Max Wire 10 AWG
Min Wire 14 AWG (Cu), 12 AWG (Al)
Protection and operation
Trip Technology Thermal Magnetic
Trip Function Code LI
Trip Function Long-Time, Instantaneous
Trip Adjustability Fixed Thermal, Fixed Magnetic
Standards and features
Available Options Shunt Trip, Auxiliary Switch, Undervoltage Release, Alarm Switch, Padlock Attachment, Handle Tie
Accessories Load Side Lugs
Standards CSA C22.2 No. 5, HACR Rated, IEC 60947-2, NEMA AB 1, UL 489
Approval CSA, IEC, UL
Temp Rating 40C
Construction Features HACR Rated, Current Limiting, High Interrupting Capacity, Reverse Feed, Non-Interchangeable Trip

Product FAQs

6 answers
What type of panels accept the HED41B025 circuit breaker?

This ED frame breaker is designed specifically for commercial and industrial Siemens Sentron panelboards and SB switchboards. It is not compatible with standard residential load centers.

What are the acceptable wire sizes for the standard lugs on this breaker?

The factory-installed lugs accept 14 to 10 AWG copper conductors or 12 to 10 AWG aluminum conductors.

Can the HED41B025 be utilized in direct current systems?

Yes, this model is rated for use in DC applications up to 125VDC, where it provides an interrupting capacity of 30kA.

Does this breaker provide equipment ground fault protection?

No. This is a standard thermal magnetic breaker equipped with fixed long-time and instantaneous trip functions. It does not contain ground fault or arc fault sensing capabilities.

Are the trip curves on the HED41B025 field adjustable?

No, this breaker features fixed thermal and fixed magnetic trip elements. Neither the continuous current nor the instantaneous pickup can be adjusted.

What does the H in the HED41B025 part number indicate?

The H designates this as a high-interrupting version of the standard ED4 frame. This specific single-pole model achieves a 65kA interrupting rating at 277VAC.

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Reviews

5.0
Rated 5.0 out of 5 stars
Based on 13 reviews
Total 5 star reviews: 13
Total 4 star reviews: 0
Total 3 star reviews: 0
Total 2 star reviews: 0
Total 1 star reviews: 0
Rating
Ratings
13 reviews
  • PM
    Pete M.
    Verified Buyer
    Reviewing
    Siemens HED43B060 - 60A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    8/19/26
    Good price - Best website

    Awesome price on an item. easy to use website made finding the right breaker and purchasing it super easy

  • BC
    Brad C.
    Verified Buyer
    Reviewing
    Siemens HED43B070 - 70A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    5/12/26
    Thank You

    The breaker works perfectly, but I'm more impressed by the fast, prompt delivery. Will be using you again, thank you.

  • ML
    Michael L.
    Verified Buyer
    Reviewing
    Siemens HED43B020 - 20A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    4/15/26
    Siemens breaker

    Return customer, always great service and quick delivery. A+++

  • JM
    Jonathan M.
    Verified Buyer
    Reviewing
    Siemens HED43B030 - 30A 3 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/10/26
    Breaker

    Fast Delivery, just what I ordered !!

  • RF
    Russell F.
    Verified Buyer
    Reviewing
    Siemens HED41B040 - 40A 1 Pole Molded Case Circuit Breaker
    I recommend this product
    Rated 5 out of 5 stars
    2/6/26
    Just what I ordered

    Straight forward, simple process. On time delivery.